Expand slugignore & Add auto remove node_module rake task (#12372)

.slugignore

@@ -1,30 +1,49 @@
-app/javascript/.storybook/
-app/javascript/actionsPanel/__tests__/
-app/javascript/admin/__tests__/
-app/javascript/articles/__tests__/
-app/javascript/articles/__stories__/
-app/javascript/chat/__tests__/
-app/javascript/CommentSubscription/__tests__/
-app/javascript/CommentSubscription/__stories__/
-app/javascript/githubRepos/__tests__/
-app/javascript/icons/__tests__/
-app/javascript/icons/__stories__/
-app/javascript/leftSidebar/__tests__/
-app/javascript/listings/__tests__/
-app/javascript/modCenter/__tests__/
+.buildkite/
+.codeclimate.yml
+.dockerignore
+.editorconfig
+.env_sample
+.erb-lint.yml
+.eslintignore
+.eslintrc.js
+.gitattributes
+.gitdocs.js
+.github/
+.gitpod.dockerfile
+.gitpod.yml
+.postcssrc.yml
+.prettierignore
+.prettierrc.json
+.rspec
+.rubocop.yml
+.rubocop_todo.yml
+.simplecov
+.travis.yml
+.validaterc
+.yardopts
+CODE_OF_CONDUCT.md
+CONTRIBUTING.md
+Containerfile
+Dockerfile
+Guardfile
+LICENSE.md
+README.md
+SECURITY.md
+app/**/*.test.js
+app/**/*.test.jsx
+app/**/.eslintrc.js
+app/**/.storybook/
+app/**/__stories__/
 app/javascript/netlify.toml
-app/javascript/onboarding/__tests__/
-app/javascript/podcasts/__tests__/
-app/javascript/podcasts/__stories__/
-app/javascript/readingList/__tests__/
-app/javascript/responseTemplates/__tests__/
-app/javascript/Search/__tests__/
-app/javascript/Search/__stories__/
-app/javascript/shared/components/__tests__/
-app/javascript/sidebar-widget/__tests__/
-app/javascript/Snackbar/__tests__/
-app/javascript/Snackbar/__stories__/
-app/javascript/utilities/__tests__/
+container-compose.yml
+cypress.dev.json
+cypress.json
+cypress/
+docker-compose.yml
 docs/
+empty-module.js
+jest.config.js
+postcss_error.log
+scripts/
 spec/
-scripts/after_deploy.sh
+testSetup.js

lib/tasks/assets.rake

@@ -0,0 +1,14 @@
+# Adapted from https://github.com/heroku/heroku-buildpack-ruby/issues/792
+namespace :assets do
+  desc "Remove 'node_modules' folder"
+  task rm_node_modules: :environment do
+    Rails.logger.info "Removing node_modules folder"
+    FileUtils.remove_dir("node_modules", true)
+  end
+end
+
+unless ENV["WEBPACKER_PRECOMPILE"] == "false"
+  Rake::Task["assets:clean"].enhance do
+    Rake::Task["assets:rm_node_modules"].invoke
+  end
+end